CVE-2021-22515: Multi-Factor Authentication (MFA) downgrade exposure in NetIQ Advanced Authentication Server

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-07-12 · updated 2026-06-17
Weakness: CWE-863

Description

Multi-Factor Authentication (MFA) functionality can be bypassed, allowing the use of single factor authentication in NetIQ Advanced Authentication versions prior to 6.3 SP4 Patch 1.

Affected products

OpenText NetIQ Advance Authentication: before 6.3; 6.3, 6.3-sp1, 6.3-sp2, 6.3-sp3, 6.3-sp4 — fixed in 6.3

How to fix

Upgrade to a fixed version: OpenText NetIQ Advance Authentication 6.3. Check the vendor advisory for mitigations.

References

https://www.netiq.com/documentation/advanced-authentication-63/advanced-authentication-releasenotes-6341/data/advanced-authentication-releasenotes-6341.html
https://www.netiq.com/documentation/advanced-authentication-63/advanced-authentication-releasenotes-6341/data/advanced-authentication-releasenotes-6341.html

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